[rangibaby]

> No one is going to make their emulator 3x slower to properly emulate one glitchy line in Super Mario Bros. that shows up on 1/3 of powerons based on a random clock alignment issue.

This is exactly what BSNES set out to do. I think it's called Higan now > https://arstechnica.com/gaming/2011/08/accuracy-takes-power-...

[grapeshot]

Even byuu doesn't emulate this particular quirk, in general he doesn't seem to be pushing the bounds of accuracy for any system but the SNES.